package com.example.examsystem2.mapper;


import com.example.examsystem2.entity.EClassUser;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Repository;

import java.util.List;
import java.util.Map;

@Repository
@Mapper
public interface EClassUserMapper {
    List<EClassUser> get_class_user_list_by_c_id(int c_id);

    int del_class_user_list_by_cu_id(int cu_id);

    List<Map<String, Object>> get_not_in_class_user_by_c_id(int c_id);

    int add_class_user(List<EClassUser> eClassUsers);
}
